30900128

素因数分解:

$2^5\times 7^1\times {\mathrm{137947}}^1$

素因数の和:137964

約数の個数: 24

約数和(自身を含む): 69525792

約数和(自身を除く): 38625664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 137947, 275894, 551788, 965629, 1103576, 1931258, 2207152, 3862516, 4414304, 7725032, 15450064, 30900128]

約数ペア:

[(1, 30900128), (2, 15450064), (4, 7725032), (7, 4414304), (8, 3862516), (14, 2207152), (16, 1931258), (28, 1103576), (32, 965629), (56, 551788), (112, 275894), (224, 137947)]